diff --git a/ble/sm.c b/ble/sm.c
index a60bbab1b..39f05d393 100644
--- a/ble/sm.c
+++ b/ble/sm.c
@@ -137,8 +137,6 @@ static derived_key_generation_t dkg_state;
 // derived from sm_persistent_er
 // ..
 
-static uint32_t     sm_signing_counter = 0;
-
 // random address update
 static random_address_update_t rau_state;
 static bd_addr_t sm_random_address;
@@ -2227,14 +2225,6 @@ void sm_set_ir(sm_key_t ir){
     memcpy(sm_persistent_ir, ir, 16);
 }
 
-void sm_set_signing_counter(uint32_t signing_counter){
-    sm_signing_counter = signing_counter;
-}
-
-uint32_t sm_signing_counter_next(void){
-    return sm_signing_counter++;
-}
-
 // Testing support only
 void sm_test_set_irk(sm_key_t irk){
     memcpy(sm_persistent_irk, irk, 16);
diff --git a/ble/sm.h b/ble/sm.h
index 80b8ca0da..41c973a56 100644
--- a/ble/sm.h
+++ b/ble/sm.h
@@ -147,14 +147,6 @@ void sm_set_er(sm_key_t er);
  */
 void sm_set_ir(sm_key_t ir);
 
-/**
- * @brief Set signning counnter used with Connection Signature Resolving Key (CSRK)
- * @note Needs to be stored in persistent memory as a signed writes are invalid if a higher counter was 
- *       recevied before
- * @param signing counter
- */
-void sm_set_signing_counter(uint32_t signing_counter);
-
 /**
  *
  * @brief Registers OOB Data Callback. The callback should set the oob_data and return 1 if OOB data is availble
@@ -271,11 +263,6 @@ void sm_authorization_grant(uint8_t addr_type, bd_addr_t address);
 int  sm_cmac_ready(void);
 void sm_cmac_start(sm_key_t k, uint16_t message_len, uint8_t * message, uint32_t sign_counter, void (*done_handler)(uint8_t hash[8]));
 
-/**
- * @brief Get global signing counter and increment it
- */
-uint32_t sm_signing_counter_next(void);
-
 /*
  * @brief Match address against bonded devices
  * @return 0 if successfully added to lookup queue